UVA10673 Play with Floor and Ceil

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=18&page=show_problem&problem=1614 [PDF](https://uva.onlinejudge.org/external/106/p10673.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10673/3eb2bebc180aed64b2c729af25cde752734196bf.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10673/e1c157b82934a74f365071405812c20de834294d.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10673/9581de685386fc102c2460900185373346294e01.png)